CN215626206U

CN215626206U - Blower impeller clamping device

Info

Publication number: CN215626206U
Application number: CN202120608436.4U
Authority: CN
Inventors: 毛建强
Original assignee: Jingu Fan Group Co ltd
Current assignee: Jingu Fan Group Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2022-01-25
Anticipated expiration: 2031-03-25

Abstract

The utility model provides a blower impeller clamping device, which relates to the field of blower production and sequentially comprises a hanging platform, a screw rod mechanism and a plurality of groups of linked clamping assemblies from top to bottom.

Description

Blower impeller clamping device

Technical Field

The utility model relates to the field of blower production, in particular to a blower impeller clamping device.

Background

The centrifugal blower is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy.

Centrifugal fan generally comprises casing, impeller, motor, and the impeller is located the middle part of casing to by motor drive, centrifugal fan extensively is used for mill at present, mine, tunnel, the ventilation of cooling tower, dust exhaust and cooling, and this kind of centrifugal fan size is great, and during consequently the equipment, often need utilize the overhead traveling crane to hoist and mount and assemble the impeller, during the hoist and mount, the staff need utilize rope ligature impeller, wastes time and energy, and the impeller places the back that targets in place, and it wastes time and energy to untie the rope.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide the blower impeller clamping device, which can realize stable impeller locking, effectively replace the existing clamping means, save time and labor and effectively improve the transfer efficiency of the impeller.

The utility model is realized by the following technical scheme: a blower impeller clamping device comprises a hanging platform, a screw rod mechanism and a plurality of groups of linked clamping assemblies from top to bottom in sequence, wherein a lifting hole connected with a mechanical arm or a lifting rope is formed in the hanging platform, the screw rod mechanism comprises a motor, a screw rod, a plurality of groups of guide rods and a lower base, the motor is fixed on the hanging platform, two ends of each guide rod are fixedly connected with the hanging platform and the lower base respectively, two ends of the screw rod are rotatably connected with the hanging platform and the lower base respectively, the motor drives the screw rod to rotate, each clamping assembly comprises a fixed plate, a floating plate and at least three groups of connecting rod units which are arranged at equal angles, the fixed plate is fixedly connected with the guide rods, a through hole for penetrating through the screw rod is formed in the middle of the fixed plate, a through screw hole in threaded connection with the screw rod is formed in the middle of the floating plate, each connecting rod unit comprises a first connecting rod and a second connecting rod, the upper end of the first connecting rod is hinged with the fixed plate, the other end of the first connecting rod is hinged with one end of the second connecting rod, the lower end of the second connecting rod is hinged with the floating plate.

According to the technical scheme, preferably, the end parts, far away from the screw rod, of the first connecting rod and the second connecting rod are provided with anti-skid rubber blocks used for abutting against the inner wall of the impeller.

According to the technical scheme, preferably, the fixed plate is provided with the inductive switch opposite to the floating plate, and the inductive switch is electrically connected with the motor.

According to the above technical scheme, preferably, the clamping assembly includes three sets of link units, and an included angle between adjacent link units is 120 ° with a central axis of the screw as a central point.

According to the above technical solution, preferably, the motor is a servo motor or a stepping motor.

The utility model has the beneficial effects that: the lifting platform drives the clamping assembly to be inserted into the middle of the impeller, the motor drives the floating plate of the clamping assembly to ascend through the screw rod, the floating plate and the fixed plate are matched to unfold the connecting rod units, so that the end parts of the plurality of groups of connecting rod units far away from the screw rod are abutted against and inserted into the inner wall of the impeller, the impeller is stably locked, the existing clamping means is effectively replaced, time and labor are saved, and the transfer efficiency of the impeller is effectively improved.

Drawings

FIG. 1 shows a schematic structural view of an embodiment according to the present invention with the clamping assembly in an expanded state.

FIG. 2 illustrates another structural schematic according to an embodiment of the present invention with the clamping assembly in a collapsed state.

In the figure: 1. a hanging platform; 2. a lead screw mechanism; 3. a clamping assembly; 4. hoisting holes; 5. a motor; 6. a lead screw; 7. a guide bar; 8. a lower base; 9. fixing a plate; 10. a floating plate; 11. a link unit; 12. a first link; 13. a second link; 14. an anti-skid rubber block; 15. an inductive switch.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.

As shown in the figure, the utility model provides a blower impeller clamping device, which sequentially comprises a hanging platform 1, a screw rod mechanism 2 and a plurality of groups of linked clamping assemblies 3 from top to bottom, wherein a hanging hole 4 connected with a mechanical arm or a lifting rope is formed in the hanging platform 1, the screw rod mechanism 2 comprises a motor 5, a screw rod 6, a plurality of groups of guide rods 7 and a lower base 8, the motor 5 is fixed on the hanging platform 1, the motor 5 is preferably a servo motor 5 or a stepping motor 5, two ends of each guide rod 7 are respectively and fixedly connected with the hanging platform 1 and the lower base 8, two ends of each screw rod 6 are respectively and rotatably connected with the hanging platform 1 and the lower base 8, the motor 5 drives the screw rod 6 to rotate, the clamping assemblies 3 comprise a fixed plate 9, a floating plate 10 and at least three groups of connecting rod units 11 which are arranged at equal angles, the fixed plate 9 is fixedly connected with the guide rods 7, a through hole for penetrating through the screw rod 6 is formed in the middle of the fixed plate 9, a through hole which is in threaded connection with the screw rod 6 is formed in the middle of the floating plate 10, the connecting rod unit 11 comprises a first connecting rod 12 and a second connecting rod 13, the upper end of the first connecting rod 12 is hinged with the fixed plate 9, the other end of the first connecting rod 12 is hinged with one end of the second connecting rod 13, and the lower end of the second connecting rod 13 is hinged with the floating plate 10.

The working process is as follows:

under the action of a mechanical arm or a lifting rope, the lifting platform 1 drives the clamping assembly 3 to be inserted into the middle of the impeller; the motor 5 drives the floating plate 10 of the clamping assembly 3 to ascend through the screw rod 6, and the floating plate 10 and the fixed plate 9 are matched with the expansion connecting rod units 11, so that the end parts of the plurality of groups of connecting rod units 11 far away from the screw rod 6 are abutted against and inserted into the inner wall of the impeller, and the impeller is stably locked; after the impeller is transferred to the right position, the motor 5 drives the screw rod 6 to rotate reversely, the floating plate 10 is far away from the fixed plate 9, and the connecting rod unit 11 is gradually folded until the clamping assembly 3 is separated from the impeller.

According to the technical scheme, preferably, the end parts, far away from the screw rod 6, of the first connecting rod 12 and the second connecting rod 13 are provided with the anti-skid rubber blocks 14 for abutting against the inner wall of the impeller, so that the frictional resistance between the first connecting rod 12 and the inner wall of the impeller can be increased, and the inner wall of the impeller is prevented from being scratched.

According to the above embodiment, preferably, the fixed plate 9 is provided with the inductive switch 15 facing the floating plate 10, the inductive switch 15 is electrically connected to the motor 5, when the floating plate 10 rises to a set height, the distance between the floating plate 10 and the fixed plate 9 approaches a set value, and the motor 5 can be automatically turned off in order to protect the motor 5.

Further, according to the triangle-shaped principle of stabilizing, centre gripping subassembly 3 includes three group's link unit 11, uses the axis of lead screw 6 as the central point, and the contained angle between the adjacent link unit 11 is 120.

The utility model has the beneficial effects that: the lifting platform 1 drives the clamping assembly 3 to be inserted into the middle of the impeller, the motor 5 drives the floating plate 10 of the clamping assembly 3 to ascend through the screw 6 at the moment, and the floating plate 10 and the fixed plate 9 are matched to unfold the connecting rod units 11, so that the end parts of the plurality of groups of connecting rod units 11 far away from the screw 6 are abutted against and inserted into the inner wall of the impeller, the impeller is stably locked, the existing clamping means is effectively replaced, time and labor are saved, and the transfer efficiency of the impeller is effectively improved.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A blower impeller clamping device is characterized by sequentially comprising a hanging platform, a screw mechanism and a plurality of groups of linked clamping assemblies from top to bottom, wherein a lifting hole connected with a mechanical arm or a lifting rope is formed in the hanging platform, the screw mechanism comprises a motor, a screw rod, a plurality of groups of guide rods and a lower base, the motor is fixed on the hanging platform, two ends of each guide rod are fixedly connected with the hanging platform and the lower base respectively, two ends of each screw rod are rotatably connected with the hanging platform and the lower base respectively, the motor drives the screw rod to rotate, each clamping assembly comprises a fixed plate, a floating plate and at least three groups of connecting rod units which are arranged at equal angles, the fixed plate is fixedly connected with the guide rods, a through hole used for penetrating through the screw rod is formed in the middle of the fixed plate, a through screw hole connected with the screw rod in a threaded manner is formed in the middle of the floating plate, each connecting rod unit comprises a first connecting rod and a second connecting rod, the upper end of the first connecting rod is hinged with the fixed plate, the other end of the first connecting rod is hinged with one end of the second connecting rod, and the lower end of the second connecting rod is hinged with the floating plate.

2. The blower impeller clamping device according to claim 1, wherein the ends of the first connecting rod and the second connecting rod, which are far away from the screw rod, are provided with anti-skid rubber blocks for abutting against the inner wall of the impeller.

3. The blower wheel clamping device as set forth in claim 2, wherein said stationary plate is provided with an inductive switch on a side thereof facing said floating plate, said inductive switch being electrically connected to said motor.

4. The blower impeller clamping device according to claim 3, wherein the clamping assembly comprises three sets of link units, and the included angle between adjacent link units is 120 ° with the central axis of the screw as a central point.

5. The blower wheel clamping device of claim 4, wherein the motor is a servo motor or a stepper motor.